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Commercial availability in the plant trade is limited in the U.S., nursery propagation is primarily vegetative. Spigelia marilandica has medicinal uses, dried roots are used as an anthelmintic , and are followed by a saline aperient to avoid unpleasant side effects and ensure that the toxic root is expelled along with the worms. [11]
New roots that form will also become infected, turn pink, and then die. Infected plants start bulbing earlier than non-infected plants, and their leaf size and number are reduced. Seedlings that become infected can be killed. Plants that survive pink root become stunted and undersized and therefore not marketable. [1]
Alpinia purpurata, commonly referred to as red ginger, ostrich plume and pink cone ginger, is a ginger native to Maluku and the southwest Pacific islands.In typical ginger fashion, A. purpurata is a rhizomatous plant, spreading underground in a horizontal growth habit, sending feeder roots downwards into the substrate and sprouting leafy vertical stems from nodes located along the rhizome.
Lithospermum erythrorhizon, commonly called purple gromwell, red stoneroot, red gromwell, red-root gromwell and redroot lithospermum, is a plant species in the family Boraginaceae. [1] It is called zǐcǎo ( 紫草 ) in Chinese, jichi ( 지치 ) in Korean, and murasaki ( ムラサキ ; 紫 ) in Japanese.
The pulverised roots can be dissolved in sulfuric acid, which leaves a dye called garance (the French name for madder) after drying. Another method of increasing the yield consisted of dissolving the roots in sulfuric acid after they had been used for dyeing. This produces a dye called garanceux. By treating the pulverized roots with alcohol ...
Plumeria rubra is a deciduous plant species belonging to the genus Plumeria. [4] Originally native to Mexico, Central America, Colombia and Venezuela, it has been widely cultivated in subtropical and tropical climates worldwide and is a popular garden and park plant, as well as being used in temples and cemeteries. It grows as a spreading tree ...
The petal color varies from white to pink, red or ... in transformed root cultures of Oxalis tuberosa. Plant ... called yellow sorrels or pink sorrels ...
With its large palmate leaves and tall panicles of pink flowers, Rheum palmatum is a bold statement plant for the temperate garden, that grows up to 2.5 m (8.2 ft) tall and broad. It is hardy down to −20 °C (−4 °F). [10] It is propagated by seed in the spring, or by root division in spring or autumn. [8]